{"id":"W1488772529","doi":"10.1063/1.3293905","title":"PIENU experiment at TRIUMF: Measurement of π→eν∕π→μν branching ratio","year":2009,"lang":"en","type":"article","venue":"AIP conference proceedings","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Northern British Columbia; University of British Columbia; TRIUMF","funders":"","keywords":"Physics; Nuclear physics; Muon; Branching fraction; Particle physics; Pion; Universality (dynamical systems); Branching (polymer chemistry); Electron; Chemistry","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.004026142,0.00113803,0.001431107,0.003198797,0.003387574,0.001933507,0.00314224,0.002740783,0.006239328],"category_scores_gemma":[0.002790425,0.0008228414,0.0007919658,0.001679929,0.001466576,0.002816481,0.00379788,0.002571176,0.001642648],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002927799,"about_ca_system_score_gemma":0.001830404,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004718808,"about_ca_topic_score_gemma":0.004097259,"domain_scores_codex":[0.9970533,0.0006194934,0.00005329852,0.0008320019,0.0007304422,0.0007114952],"domain_scores_gemma":[0.9983248,0.0002545298,0.0003268707,0.000456468,0.0002958409,0.0003414099],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.01865037,0.00272393,0.04340345,0.001556166,0.0006143674,0.004364077,0.001394207,0.009547165,0.4148724,0.09731853,0.1008307,0.3047247],"study_design_scores_gemma":[0.002295219,0.005352728,0.08997268,0.0004937152,0.0003735297,0.01223886,0.0003494904,0.03941809,0.5543216,0.01536796,0.2789285,0.0008875811],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.6619008,0.007954353,0.06453232,0.003267702,0.000885506,0.001494671,0.02449737,0.00878173,0.2266856],"genre_scores_gemma":[0.8635563,0.001415185,0.08799203,0.001097976,0.0004042551,0.001408012,0.0157165,0.0008062216,0.02760348],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.006239328,"threshold_uncertainty_score":0.02129257,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.027889939327353,"score_gpt":0.265002674034037,"score_spread":0.237112734706684,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}